| Competition: | National Professional Soccer League |
| Season: | 1998–99 |
| Winners: | Cleveland Crunch (3rd title) |
| League Topscorer: | Hector Marinaro (84) |
| Matches: | 260 |
| Average Attendance: | 5,996 |
| Nextseason: | 1999–2000 |
The 1998–99 National Professional Soccer League season was the fifteenth season for the league.
GP = Games Played, G = Goals, A = Assists, Pts = Points
| Player | Team | GP | G | A | Pts | |||
|---|---|---|---|---|---|---|---|---|
| align=left | Hector Marinaro | align=left | Cleveland | 34 | 84 | 38 | 195 | |
| align=left | Doug Miller | align=left | Buffalo | 40 | 82 | 23 | 194 | |
| align=left | Erik Rasmussen | align=left | Wichita | 34 | 72 | 54 | 184 | |
| align=left | Gino DiFlorio | align=left | Harrisburg | 40 | 56 | 52 | 159 | |
| align=left | Ken Snow | align=left | Philadelphia | 41 | 74 | 18 | 155 | |
| align=left | Zoran Karić | align=left | Cleveland | 28 | 49 | 59 | 150 | |
| align=left | Franklin McIntosh | align=left | Cincinnati | 36 | 48 | 65 | 161 | |
| align=left | Joe Reiniger | align=left | St. Louis | 40 | 55 | 32 | 148 | |
| align=left | Mauro Biello | align=left | Montreal | 40 | 53 | 37 | 135 | |
| align=left | Bojan Vučković | align=left | Detroit | 38 | 49 | 24 | 118 |
| First Team | Position | Second Team | Third Team | ||
|---|---|---|---|---|---|
| Victor Nogueira, Milwaukee | align=center | G | Pat Onstad, Edmonton | Paolo Ceccarelli, Philadelphia | |
| Kevin Hundelt, St. Louis | align=center | D | Genoni Martinez, Wichita | Glenn Carbonara, Milwaukee | |
| Matt Knowles, Philadelphia | align=center | D | Todd Rattee, Edmonton | Droo Callahan, Detroit | |
| Erik Rasmussen, Wichita | align=center | M | Zoran Karić, Cleveland | Mauro Biello, Montreal | |
| Hector Marinaro, Cleveland | align=center | F | Gino DiFlorio, Harrisburg | Ken Snow, Philadelphia | |
| Doug Miller, Buffalo | align=center | F | Joe Reiniger, St. Louis | Michael King, Milwaukee |
| First Team | Position | Second Team | ||
|---|---|---|---|---|
| Nando Hernandez, St. Louis | align=center | G | Paul Shepherd, Edmonton | |
| Nevio Pizzolitto, Montreal | align=center | D | Nicola Corneli, Montreal | |
| Josh Timbers, Milwaukee | align=center | D | C.W. Raines, Wichita | |
| Martin Nash, Edmonton | align=center | M | Lester Felician, Cleveland | |
| Gerson Echeverry, Harrisburg | align=center | F | Tim Leonard, St. Louis | |
| Ian Clarke, Milwaukee | align=center | F | Chris Stathopoulos, Montreal |